Essays Tagged: "collisions"

troscopic studies indicate that only an extremely thin atmosphere, containing sodium and potassium. Collisions with other protoplanets early in the history of the solar system may have stripped away l ...

convection current in the mantle drives plates around either against or away from each other. These collisions give rise to earthquakes, volcanoes, mountains, and continental drift. The crashing and s ... ity making the volcanoes arise in an arc due to the rotation of the plate.One of the beauties plate collisions could offer are mountains. There are three types of tectonic mountains: volcanoes, block ...

s rise in temperature.Movement of charge carriers in any medium must necessarily be subject to such collisions causing loss of kinetic energy and generating heat in the medium. This heating of the med ... . In a longer circuit, it is more of a struggle for electrons to get around the circuit without any collisions. There are many more wire particles (acting like obstacles) to avoid. Electrons cannot in ...

gly harmless distractions. The number of cell phone users has sky rocketed as well as the number of collisions in America and this is cause for a law against phones while driving. "The sample group wa ... ery safe driving patterns."(University De Montreal) The opposite is true; younger drivers have more collisions and tend to be more likely to take risks. If a driver talking on the phone drives through ...

olutions of reacting particles are made more concentrated there are more particles per unit volume. Collisions between reacting particles are therefore more likely to occur. All this can be understood ... or Ea. The size of this activation energy is different for different reactions. If the frequency of collisions is increased the rate of reaction will increase. However the percent of successful collis ...

ire and thus electricity is conducted. Resistance is the result of energy loss as heat. It involves collisions between the free electrons and the fixed particles of the metal, other free electrons and ... the free electrons and the fixed particles of the metal, other free electrons and impurities. These collisions convert some of the energy that the free electrons are carrying into heat.How is it measu ...

ation to the zone that was to undergo examination. Despite initial uncertainties I managed to avoid collisions with the nostalgic shooting stars and just escaped death from the Opilostic black hole th ...

d alter the outcome of the experiment. A reaction, basically, takes place when there are successful collisions between the particles of the reactants involved. The more energy that is present in react ... collide more successfully. If there is a higher concentration of the reactants present, successful collisions are increased because there are more particles present in them. If a catalyst is added, t ...

e temperature increases the particles start to all move quicker. This means that there will be more collisions and more energy will be given out.*Concentration - If a solution is highly concentrated i ... s that as the concentration of the acid increases, the reaction gets stronger. This is because more collisions take place in a highly concentrated acid. These figures prove this theorem to be correct: ...

artificial Radioactivity that accompanies these interactions. The high energy nuclei needed for the collisions are accelerated by such devices such as the Cyclotron and synchrotron.There are also many ...

eaction to take place by bringing molecules in contact with each other, no longer relying on chance collisions. Most enzymes end in 'ase'. The active site of the enzyme is the part that comes in conta ...

atter is made up of extremely small particlesb) these particles are in constant random motionc) all collisions between these particles are elastic, andd) mutual attractive forces exist between particl ...

ire and thus electricity is conducted. Resistance is the result of energy loss as heat. It involves collisions between the free electrons and the fixed particles of the metal, other free electrons and ... the free electrons and the fixed particles of the metal, other free electrons and impurities. These collisions convert some of the energy that the free electrons are carrying into heat.How is it measu ...

of all ages in fatal crashes one out of four is intoxicatedHalf of those killed in alcohol related collisions had not been drinkingMental Affects of Alcohol When DrivingAfter one drink first goes to ...

ound the world, save buses. This absence can leave children unprotected to side impact and rollover collisions. This is why school buses should be installed with seat belts and legislation passed to e ... nd in the bus and can sustain injuries. Compartmentalization, a safety feature for frontal and rear collisions, has constantly failed to provide protection in side impact and rollover crashes. With li ...

than any other driving group besides that of teenagers. These drivers usually tend to have the most collisions at intersections (SmartMotorist) and while attempting to make left hand turns. According ...

tion energy barrier is more likely to be overcome when particle with greater energy react therefore collisions are more likely to occur. This can be justified by relating to the Collision theory, whic ... on yields an increase in reaction rate, because more reactant molecules are present, therefore more collisions.-The hypothesis is that as the concentration of sodium thiosulphate is increased, the rea ...

hink this will happen because as the resistance increases the ions are closer together causing more collisions slowing down the velocity of the current through the wire.Method:1. Collect all equipment ...

gh the wire as they collide with the atoms which are in their pathway. This increases the amount of collisions therefore there is more resistance. However it is hard to keep the temperature exactly th ... nvestigation. Electrons have a longer distance to travel when the wire is longer, so there are more collisions .The length of the wire will make a difference to the resistance. This is because when yo ...